WAP

More Supply Chain Woes: DeathRing Is Factory-Loaded Smartphone Malware

The folks over at Lookout Security have an interesting blog piece on “DeathRing,” a Chinese Trojan that comes pre-installed on a number of smartphones most popular in Asian and African countries. According to the bulletin, the Trojan masquerades as a ringtone app, but downloads an SMS and WAP (or “wireless access protocol” ) content from a command and control server to the victim’s phone once it is installed. That downloaded content can be used for various malicious, money-making schemes, according to Lookout. For example, DeathRing can use the SMS content to send phishing text messages to the phone to elicit sensitive information from the user. The WAP content to manipulate a mobile user’s web browsing session. For example: the attackers might prompt victims to download additional mobile applications or add-ons, potentially extending their reach over the victim’s device and data. [Read more Security Ledger coverage of supply chain risks.] Lookout […]